package com.everwin.web.controller.system;

import com.everwin.common.core.controller.BaseController;
import com.everwin.common.core.domain.AjaxResult;
import com.everwin.common.utils.ServletUtils;
import com.everwin.common.utils.StringUtils;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.AuthenticationException;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.subject.Subject;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * 登录验证

 */
@Api("登陆接口")
@Controller
public class SysLoginController extends BaseController
{
    @GetMapping("/login")
    public String login(HttpServletRequest request, HttpServletResponse response)
    {
        // 如果是Ajax请求，返回Json字符串。
//        if (ServletUtils.isAjaxRequest(request))
//        {
//
//        }
        return ServletUtils.renderString(response, "{\"code\":\"1\",\"msg\":\"未登录或登录超时。请重新登录\"}");
//        return "login";
    }

    @ApiOperation("登陆提交")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "username", value = "用户名", required = true, dataType = "String", paramType = "path") ,
            @ApiImplicitParam(name = "password", value = "密码", required = true, dataType = "String", paramType = "path") ,
            @ApiImplicitParam(name = "rememberMe", value = "记住我", required = true, dataType = "boolean", paramType = "path")
    })
    @PostMapping("/login")
    @ResponseBody
    public AjaxResult ajaxLogin(String username, String password, Boolean rememberMe)
    {
        UsernamePasswordToken token = new UsernamePasswordToken(username, password, rememberMe);
        Subject subject = SecurityUtils.getSubject();
        try
        {
            subject.login(token);
            return success();
        }
        catch (AuthenticationException e)
        {
            String msg = "用户或密码错误";
            if (StringUtils.isNotEmpty(e.getMessage()))
            {
                msg = e.getMessage();
            }
            return error(msg);
        }
    }

    @GetMapping("/unauth")
    public String unauth()
    {
        return "/error/unauth";
    }
}
